There are probably a few ways depending on what sort of connections your sound card has. Do you know the type of sound card, or if it’s integrated to the motherboard do you know what type of motherboard. If not what type of computer is it.
You will likely have a SPDIF (optical or digital connection) and may have 5.1 or 7.1 analogue connections. You will also almost certainly have stereo left and right connections.
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